<template>
    <div class="wrapper">
        <swiper :options="swiperOption" v-if="showSwiper">
            <swiper-slide v-for="item of swiperList" :key="item.id">
                <img :src="item.imgUrl" alt="" class="swiper-img">
            </swiper-slide>
            <div class="swiper-pagination" slot="pagination"></div>
        </swiper>
    </div>
</template>

<script>
    export default {
        name: "HomeSwiper",
        props:{
            swiperList:Array.isRequired
        },
        data() {
            return {
                swiperOption: {
                    pagination:'.swiper-pagination',
                    loop:true
                }
            }
        },
        computed:{
            showSwiper(){
                return this.swiperList.length
            }
        }
    }
</script>

<style lang="stylus" scoped>
    .wrapper >>> .swiper-pagination-bullet-active
        background-color #fff
    .wrapper
        overflow hidden
        width 100%
        height 0
        padding-bottom 31.57%
        /*宽度相对于高度为31.57%  固定宽高*/
        background-color #eee
        .swiper-img
            width 100.024%
            touch-action none
</style>